At Voicemod, our mission is to enable people to supercharge their voice wherever they communicate, fostering self-expression and belonging. We create audio tools that let gamers, streamers, and content creators shape their online identity with voice changers, soundboards, and real-time effects. Millions of people use Voicemod every day to enhance their interactions and have fun.
We’re a team of 90+ people working remotely or from our Valencia HQ or our coworking space in Barcelona. We’re passionate about pushing the boundaries of audio and building products that make digital spaces more expressive and playful. At Voicemod, we care deeply about our people and users — if you share our passion, we’d love to meet you!
At Voicemod, our values are more than just words — they shape how we work every day:
Be Brave – Courage drives progress.
Show Ownership and Accountability – Impact begins with ownership.
Embrace Passion at Play – Passion builds success.
Grow Together – Go further by growing together.
As a Senior NodeJS Backend Developer, you will spearhead server-side logic, database management, and ensure optimal performance and responsiveness to frontend requests and client-side agents. You’ll also collaborate closely with our DevOps team to scale our infrastructure and services globally within our platform.
Our Tech Stack:
Express - Node.js
MongoDB
Redis
Google Cloud Platform
Kubernetes
GitLab
Develop robust backend services that integrate seamlessly with frontend functionality and client-side agents.
Engage and collaborate with stakeholders and the development team to capture requirements and design innovative features.
Optimise application services for speed, scalability, and stability.
Implement stringent security protocols, data protection measures, and efficient storage solutions.
Design and deploy data storage solutions, and integrate and unit and E2E test application services for quality assurance.
Create reusable code and libraries.
5+ years of hands-on experience as a Backend Developer.
Proven track record in developing and consuming REST API Services, using SQL/NoSQL databases.
Expertise in writing clean, efficient code.
Understanding and application of testing methodologies like TDD and SOLID principles.
Proficiency in Docker containers, Kubernetes, Git version control, and CI/CD best practices.
Experience using data monitoring and analysis tools to optimize system performance.
Experience with Terraform and MongoDB performance tuning
Knowledge of Mongo Atlas Search.
Experience using DDD and Clean architecture principles
Passion for audio, music, recording, or sound.
Our interview process takes place on Google Meet and tends to consist of the following stages:
1️⃣ Talent Acquisition Call – Get to know Voicemod and share your experience (45 min).
2️⃣ Hiring Manager Interview – Deep dive into your background and role expectations (60 min).
3️⃣ Technical Interview – Showcase your skills in a real-world task (Up to 120 min).
4️⃣ Final Interview – A conversation about soft skills and ways of working (60 min).
If you want to have a look on how to get a successful job application, have a look here!
English Proficiency: A minimum of B2 level in English is required for this position. We will assess your communication skills during the initial interview.
Video Interview Requirement: All candidates invited for an interview must join with their cameras on. We request no use of virtual backgrounds during the interview.
Location Accuracy: Please provide accurate information about the country from which you will work. We value transparency and will verify this information during the selection process.
Studies show that many people—especially from underrepresented backgrounds—tend to apply only when they meet every requirement. At Voicemod, we value potential and learning capacity. If you match at least 75% of the requirements, we encourage you to apply—skills can be developed, and we’d love to hear from you.
Flexible Working Hours ⏰ – Adapt your job to your lifestyle. You do you!
Remote Working – Choose to work from home, our Valencia HQ, or the coworking space in Barcelona.
23 vacation days – Plus an extra week off in August and your birthday.
Anniversary Celebration Program – Unlock extra days off, volunteering days, or time to enjoy unique experiences as you reach work milestones.
Generous Referral Program – Earn rewards for helping us find and hire amazing talent.
Extra time off on demand ⏳ – For those tough moments when you need a break.
Wellbeing – Paid sick leave, maternity/paternity leave, and healthcare insurance.
Flexible Benefits Plan – Available for employees based in Spain, allowing you to optimize part of your salary (e.g., meals, transport, childcare) and save a significant amount of money each year.
Remote Stipend – To cover remote working costs.
Free English or Spanish lessons – From beginner to advanced levels.
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